Which One of the Following Reactions Is an Example of an Oxidation-Reduction

question 46

Multiple Choice

Which one of the following reactions is an example of an oxidation-reduction reaction?

• A)BaO(s)+ CO₂(g)→ BaCO₃(s)
• B)H₂(g)+ F₂(g)→ 2HF(g)
• C)CaCO₃(s)→ CaO(s)+ CO₂(g)
• D)HCl(aq)+ NaOH(aq)→ NaCl(aq)+ H₂O(l)
• E)Ba²⁺(aq)+ SO₄^2-(aq)→ BaSO₄(s)

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Definitions:

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring, a central mechanism of evolution.

Introspection

The process of examining one's own thoughts, emotions, and motivations to gain self-awareness or understand personal mental states.

Physiologist

A scientist who studies the functions and processes of living organisms and their parts.

Wilhelm Wundt

Recognized as the pioneer of experimental psychology, he established the inaugural laboratory dedicated to psychological experiments at the University of Leipzig in 1879.